KR102271846B1 - 광변조 소자 - Google Patents
광변조 소자 Download PDFInfo
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- KR102271846B1 KR102271846B1 KR1020200026494A KR20200026494A KR102271846B1 KR 102271846 B1 KR102271846 B1 KR 102271846B1 KR 1020200026494 A KR1020200026494 A KR 1020200026494A KR 20200026494 A KR20200026494 A KR 20200026494A KR 102271846 B1 KR102271846 B1 KR 102271846B1
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- light modulation
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13475—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which at least one liquid crystal cell or layer is doped with a pleochroic dye, e.g. GH-LC cell
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0136—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour for the control of polarisation, e.g. state of polarisation [SOP] control, polarisation scrambling, TE-TM mode conversion or separation
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13476—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which at least one liquid crystal cell or layer assumes a scattering state
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13712—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering the liquid crystal having negative dielectric anisotropy
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13743—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on electrohydrodynamic instabilities or domain formation in liquid crystals
- G02F1/1375—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on electrohydrodynamic instabilities or domain formation in liquid crystals using dynamic scattering
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
- G02F1/1396—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2202/00—Materials and properties
- G02F2202/04—Materials and properties dye
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2202/00—Materials and properties
- G02F2202/04—Materials and properties dye
- G02F2202/043—Materials and properties dye pleochroic
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2202/00—Materials and properties
- G02F2202/16—Materials and properties conductive
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Fluid Mechanics (AREA)
- Liquid Crystal Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20190026114 | 2019-03-07 | ||
KR1020190026114 | 2019-03-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20200107825A KR20200107825A (ko) | 2020-09-16 |
KR102271846B1 true KR102271846B1 (ko) | 2021-07-01 |
Family
ID=72337912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020200026494A KR102271846B1 (ko) | 2019-03-07 | 2020-03-03 | 광변조 소자 |
Country Status (7)
Country | Link |
---|---|
US (1) | US11624940B2 (ja) |
EP (1) | EP3936929A4 (ja) |
JP (1) | JP2022522614A (ja) |
KR (1) | KR102271846B1 (ja) |
CN (1) | CN113330358A (ja) |
TW (1) | TWI752428B (ja) |
WO (1) | WO2020180086A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114442345B (zh) * | 2021-12-30 | 2024-03-19 | 重庆晶朗光电有限公司 | 一种基于液晶扩束光电器件的自适应传感系统和方法 |
Family Cites Families (27)
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JP2820272B2 (ja) | 1989-06-13 | 1998-11-05 | テルモ株式会社 | 被膜形成方法 |
JPH04112228U (ja) * | 1991-03-14 | 1992-09-30 | 住友電気工業株式会社 | 調光窓 |
US5317431A (en) | 1991-11-21 | 1994-05-31 | Fujitsu Limited | Liquid crystal display device with scattering white layer and color filter |
JP3174145B2 (ja) * | 1992-06-02 | 2001-06-11 | 日本放送協会 | 照明装置 |
JP2807591B2 (ja) | 1992-03-06 | 1998-10-08 | シャープ株式会社 | ポリマー分散型液晶表示素子及び反射型液晶表示装置 |
JP3186070B2 (ja) * | 1997-07-30 | 2001-07-11 | シチズン時計株式会社 | 液晶表示装置 |
JP2000194007A (ja) | 1998-12-28 | 2000-07-14 | Matsushita Electric Ind Co Ltd | 液晶表示素子及びその駆動方法 |
JP3744722B2 (ja) | 1999-05-06 | 2006-02-15 | スタンレー電気株式会社 | 2層stn型液晶表示装置 |
JP2008102341A (ja) * | 2006-10-19 | 2008-05-01 | Fujifilm Corp | 調光材料 |
US7910020B2 (en) | 2008-06-27 | 2011-03-22 | Transitions Optical, Inc. | Liquid crystal compositions comprising mesogen containing compounds |
US9513524B2 (en) | 2010-10-04 | 2016-12-06 | Alphamicron Incorporated | Wide band variable transmittance optical device |
JP5857599B2 (ja) | 2011-09-30 | 2016-02-10 | セイコーエプソン株式会社 | スクリーンおよび画像表示システム |
KR20130142734A (ko) * | 2012-06-20 | 2013-12-30 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 액정 표시 장치의 제조 방법 |
US9703145B2 (en) | 2012-11-29 | 2017-07-11 | Lg Chem, Ltd. | Liquid crystal composition |
KR101630118B1 (ko) * | 2014-03-07 | 2016-06-13 | 주식회사 엘지화학 | 광변조 장치 |
US11175536B2 (en) * | 2014-09-22 | 2021-11-16 | Yissum Research Development Company Of The Hebrew University Of Jerusalem Ltd. | LC-based optical display system |
KR101959470B1 (ko) | 2015-03-27 | 2019-03-18 | 주식회사 엘지화학 | 반사형 액정 소자 및 이의 용도 |
KR101839780B1 (ko) * | 2015-03-31 | 2018-03-19 | 주식회사 엘지화학 | 액정 소자 |
KR101864927B1 (ko) * | 2015-03-31 | 2018-07-04 | 주식회사 엘지화학 | 액정 소자 |
KR101612228B1 (ko) | 2015-06-12 | 2016-04-27 | 주식회사 토러스테크날리지 | 빛의 투과율이 가변되는 필름 및 필름 어셈블리 |
EP3343285B1 (en) * | 2015-08-25 | 2021-02-17 | LG Chem, Ltd. | Liquid crystal cell |
KR102041819B1 (ko) | 2015-08-28 | 2019-11-07 | 주식회사 엘지화학 | 통상 투명 액정 소자 |
WO2017047408A1 (ja) | 2015-09-18 | 2017-03-23 | 住友化学株式会社 | 複合偏光板及びそれを用いた液晶パネル |
KR20170086729A (ko) * | 2016-01-18 | 2017-07-27 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
CN108700702B9 (zh) * | 2016-04-14 | 2021-02-02 | 株式会社Lg化学 | 透射率可变膜 |
KR102400555B1 (ko) | 2017-09-04 | 2022-05-20 | 삼성전자주식회사 | 주행 차량을 제어하는 방법 및 장치 |
CN108919552B (zh) * | 2018-07-23 | 2021-04-30 | 天马微电子股份有限公司 | 液晶器件与3d打印系统 |
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2020
- 2020-03-03 WO PCT/KR2020/002995 patent/WO2020180086A1/ko active Application Filing
- 2020-03-03 EP EP20766638.9A patent/EP3936929A4/en active Pending
- 2020-03-03 KR KR1020200026494A patent/KR102271846B1/ko active IP Right Grant
- 2020-03-03 CN CN202080010740.7A patent/CN113330358A/zh active Pending
- 2020-03-03 US US17/434,598 patent/US11624940B2/en active Active
- 2020-03-03 TW TW109106953A patent/TWI752428B/zh active
- 2020-03-03 JP JP2021542546A patent/JP2022522614A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2022522614A (ja) | 2022-04-20 |
KR20200107825A (ko) | 2020-09-16 |
WO2020180086A1 (ko) | 2020-09-10 |
TW202101074A (zh) | 2021-01-01 |
US11624940B2 (en) | 2023-04-11 |
US20220137437A1 (en) | 2022-05-05 |
EP3936929A1 (en) | 2022-01-12 |
TWI752428B (zh) | 2022-01-11 |
EP3936929A4 (en) | 2022-04-27 |
CN113330358A (zh) | 2021-08-31 |
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